Spectators were allowed into ‘trade secrets’ such as how heavy an ordinary car tyre is compared to a bigger, fatter, but lighter F1 tyre. They also found out about the revolutionary properties of carbon fibre as well – but promised not to tell any opposing teams!

But in true F1 styles the friendliness stopped as everyone got down to the serious business of the hour – building the fastest milkbottle car and racing it.